DTC Detection Logic

DTC	Display contents of CONSULT	DTC detection condition	Possible malfunction factor
U1601 U1603	FL-DOOR WOOFER [OPEN, SHORT, GND - SHORT or VB - SHOR] [U1601, U1603]	When either one of the following items are detected: sound signal circuits between BOSE amp. and front door speaker LH are malfunctioning. sound signal circuits between BOSE amp. and front door tweeter LH are malfunctioning.	Sound signal circuits between BOSE amp. and front door speaker LH. Sound signal circuits between BOSE amp. and front door tweeter LH.
U1609 U160B	FR-DOOR WOOFER [OPEN, SHORT, GND - SHORT or VB - SHOR] [U1609, U160B]	When either one of the following items are detected: sound signal circuits between BOSE amp. and front door speaker RH are malfunctioning. sound signal circuits between BOSE amp. and front door tweeter RH are malfunctioning.	Sound signal circuits between BOSE amp. and front door speaker RH. Sound signal circuits between BOSE amp. and front door tweeter RH.